7:45 AM PST, 3/13/2013
Divided Back 1902-15
Postcards with their back split into two sections, one for the address and the other for the message.
Great Britain was the first to allow divided back cards in 1902, France followed in 1904, Germany in 1905 and finally the United States in 1907. These changes brought in the so-called "Golden Age" of postcards as millions were sold and used.
German printed postcards were popular due to the colours used
but eventually after the beginning of World War One, decline of imported cards became obvious
Undivided backs conversely, a plain back, were used prior to the above mentioned change and
Embossed
Postcards with raised surface. Usually found amoung Greetings cards
Real Photo Postcards
These were real photograph postcards usually printed on film stock papers.
Topographical postcards, those showing views of towns and cities, castles and cathedrals were printed using the Real Phot process or the printed versions using pixelated pruinting